Báo cáo khoa học: "The decline of a Pinus nigra Arn reforestation stand on a limestone substrate: the role of nutritional factors examined by means of foliar diagnosis" doc

Báo cáo khoa học: "The decline of a Pinus nigra Arn. reforestation stand on a limestone substrate: the role of nutritional factors examined by means of foliar diagnosis" doc

... reforestation stand on a limestone substrate: the role of nutritional factors examined by means of foliar diagnosisEnrico Cenni,Filippo BussottiLorenzo GaleottiLaboratory of Applied ... that the majority of parameters (except needlelength and the surface of the flat projectionamong the morphological parameters, andmagnesium concentration among the chemical ... becomes a necessity not merely from the aestheticand landscape-planning point of view, butalso as a guarantee of the ecological sta-bility of the plantations and, as a conse-quence,...

Báo cáo khoa học: Protein aggregation and amyloid ﬁbril formation prediction software from primary sequence: towards controlling the formation of bacterial inclusion bodies pot

... calculated and reported, such as the average a4 v in each hot-spot, the area of the aggregation pro-ﬁle above the HST, the total area (the HST being the zero axis) and the area above the HST of each ... predictslocal conformational changes, usually associated withprotein aggregation and amyloid ﬁbril formation, andcan quantitatively estimate the mutational effect on changes in native or non-native ... aggregation propensities, while Tartaglia et al. [25]and Fernandez-Escamilla et al. [14] additionallyinclude the effect of environmental variables in theirequations for calculating aggregation...

Báo cáo khoa học: Nucleotide binding to human UMP-CMP kinase using ﬂuorescent derivatives ) a screening based on afﬁnity for the UMP-CMP binding site potx

... initial concentration of MABA-CDP boundto the enzyme, A is its total concentration, and P is the total concentration of human UCK. Data were analyzedusing kaleidagraph (Abelbeck Software, ALSYD, ... FranceHuman UMP-CMP kinase (UCK) plays a key role in the ribonucleoside and deoxyribonucleoside salvagepathway and in the anabolic phosphorylation of nucleo-side analogs used as antiviral and anticancer ... 9716–9727.11 Van Rompay AR, Johansson M & Karlsson A (1999)Phosphorylation of deoxycytidine analog monophos-phates by UMP-CMP kinase: molecular characterisation of the human enzyme. Mol Pharmacol...

Báo cáo khoa học: Mechanism for transcriptional synergy between interferon regulatory factor (IRF)-3 and IRF-7 in activation of the interferon-b gene promoter docx

... transfection.CAT and b-galactosidase activities were measured inextracts of transfected cells [24], and CAT activitywas expressed in arbitrary units after normalization tob-galactosidase activity ... were weak butdetectable with all GST fusions tested. The strength of the interactions among transcription factors was, with the exception of that between ATF-2 a nd c-Jun, much weake rthan the ... factor by itself. These results suggest thatspeciﬁcity in activation of the interferon-b gene depends on a unique promoter context and on the role played by coacti-vators as architectural factors. Keywords:...

Báo cáo khoa học: "You Can’t Beat Frequency (Unless You Use Linguistic Knowledge) – A Qualitative Evaluation of Association Measures for Collocation and Term Extraction" pot

... evaluation of lexical association mea-sures. In ACL’01/EACL’01 – Proceedings of the 39th Annual Meeting of the Association for Com-putational Linguistics and the 10th Conference of the European Chapter ... 768–774. Montréal, Quebec,Canada, August 10-14, 1998. San Francisco, CA:Morgan Kaufmann.Dekang Lin. 1999. Automatic identification of non-compositional phrases. In Proceedings of the 37thAnnual ... 1999.Foundations of Statistical Natural Language Pro-cessing. Cambridge, MA; London, U.K.: BradfordBook & MIT Press.Goran Nenadić, Sophia Ananiadou, and John Mc-Naught. 2004. Enhancing automatic...

Báo cáo khoa học: "TENSE GENERATION IN AN INTELLIGENT TUTOR FOR FOREIGN LANGUAGE TEACHING: SOME ISSUES IN THE DESIGN OF THE VERB EXPERT" pot

... took a pragmatic approach, starting with the identification of the features traditionally considered by grammars, constructing rules of tense selection grounded on this features and, finally, ... partially known and is then augmented through the application of a set of temporal relation rules• This rules constitute a set of axioms of a temporal logic - similar to that utilized by Allen (1984)- ... Information, which is related to the meaning of possible temporal adverbials specified in the same clause. The Domain Expert operation is supported by a knowledge base constituted by a partitioned...

Báo cáo khoa học: "Short-term variations and long-term changes in oak productivity in northeastern France. The role of climate and atmospheric CO 2" pot

... fac-tors and atmospheric CO2 concentrations,were additional aims. Moreover, a compar-ison between the 2 oak species that grow on the plains of northeastern France wasan ... annual BAI accordingto cambial age The mean evolution of BAI as a function of cambial ring age is very similar for bothspecies (fig 4), although the BAI of pedun-culate ... episodic declines, in favour of sessile oak in many regions of France. A model was created using a combination of meteorological data (monthly precipitation and tem-perature)...

Tài liệu Báo cáo khoa học: Brain angiogenesis in developmental and pathological processes: regulation, molecular and cellular communication at the neurovascular interface pdf

... adherensand gap junctions enhances transcellular, rather thanparacellular, transport when the brain parenchymaand blood exchange factors across the vessel wall.Because the physical barrier primarily ... andmolecular population, anatomically and functionally,as a single ‘unit’. In particular, the concept of a ‘neurovascular unit’ that encompasses neurons, vesselsand other types of cells located at their ... [13]. The transmigration of leukocytes through the BBBoccurs via both the paracellular and transcellular path-ways. Leukocyte and endothelial cell interactions arenecessary for extravasation, a...

Tài liệu Báo cáo khoa học: "Mining metalinguistic activity in corpora to create lexical resources using Information Extraction techniques: the MOP system" doc

... lexical information of words or terms used by a community (that is, the information available to an average, idealized speaker). A Metalinguistic Information Database (MID), on the other hand, ... compiles the real-time data provided by metalan-guage analysis of leading-edge research papers, and can be conceptualized as an anti-dictionary: a listing of exceptions, special contexts and specific ... this classification task.7 The nai-ve Bayes (NB) algorithm estimates the conditional probability of a set of features given a label, using the product of the probabilities of the individual...

Báo cáo khoa học: Dạy trích đoạn tiểu thuyết tự truyện của M.Gorki theo thi pháp thể loại ppt

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